The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/netinet/sctp_output.h

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    1 /*-
    2  * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved.
    3  * Copyright (c) 2008-2011, by Randall Stewart. All rights reserved.
    4  * Copyright (c) 2008-2011, by Michael Tuexen. All rights reserved.
    5  *
    6  * Redistribution and use in source and binary forms, with or without
    7  * modification, are permitted provided that the following conditions are met:
    8  *
    9  * a) Redistributions of source code must retain the above copyright notice,
   10  *   this list of conditions and the following disclaimer.
   11  *
   12  * b) Redistributions in binary form must reproduce the above copyright
   13  *    notice, this list of conditions and the following disclaimer in
   14  *   the documentation and/or other materials provided with the distribution.
   15  *
   16  * c) Neither the name of Cisco Systems, Inc. nor the names of its
   17  *    contributors may be used to endorse or promote products derived
   18  *    from this software without specific prior written permission.
   19  *
   20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
   22  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   23  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
   24  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   25  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   26  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   27  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   28  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   29  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
   30  * THE POSSIBILITY OF SUCH DAMAGE.
   31  */
   32 
   33 /* $KAME: sctp_output.h,v 1.14 2005/03/06 16:04:18 itojun Exp $  */
   34 
   35 #include <sys/cdefs.h>
   36 __FBSDID("$FreeBSD: releng/9.0/sys/netinet/sctp_output.h 224641 2011-08-03 20:21:00Z tuexen $");
   37 
   38 #ifndef __sctp_output_h__
   39 #define __sctp_output_h__
   40 
   41 #include <netinet/sctp_header.h>
   42 
   43 #if defined(_KERNEL) || defined(__Userspace__)
   44 
   45 
   46 struct mbuf *
   47 sctp_add_addresses_to_i_ia(struct sctp_inpcb *inp,
   48     struct sctp_tcb *stcb,
   49     struct sctp_scoping *scope,
   50     struct mbuf *m_at,
   51     int cnt_inits_to);
   52 
   53 
   54 int sctp_is_addr_restricted(struct sctp_tcb *, struct sctp_ifa *);
   55 
   56 
   57 int
   58 sctp_is_address_in_scope(struct sctp_ifa *ifa,
   59     int ipv4_addr_legal,
   60     int ipv6_addr_legal,
   61     int loopback_scope,
   62     int ipv4_local_scope,
   63     int local_scope,
   64     int site_scope,
   65     int do_update);
   66 int
   67     sctp_is_addr_in_ep(struct sctp_inpcb *inp, struct sctp_ifa *ifa);
   68 
   69 struct sctp_ifa *
   70 sctp_source_address_selection(struct sctp_inpcb *inp,
   71     struct sctp_tcb *stcb,
   72     sctp_route_t * ro, struct sctp_nets *net,
   73     int non_asoc_addr_ok, uint32_t vrf_id);
   74 
   75 int
   76     sctp_v6src_match_nexthop(struct sockaddr_in6 *src6, sctp_route_t * ro);
   77 int
   78     sctp_v4src_match_nexthop(struct sctp_ifa *sifa, sctp_route_t * ro);
   79 
   80 void 
   81 sctp_send_initiate(struct sctp_inpcb *, struct sctp_tcb *, int
   82 #if !defined(__APPLE__) && !defined(SCTP_SO_LOCK_TESTING)
   83     SCTP_UNUSED
   84 #endif
   85 );
   86 
   87 void
   88 sctp_send_initiate_ack(struct sctp_inpcb *, struct sctp_tcb *,
   89     struct mbuf *, int, int, struct sctphdr *, struct sctp_init_chunk *,
   90     uint32_t, uint16_t, int);
   91 
   92 struct mbuf *
   93 sctp_arethere_unrecognized_parameters(struct mbuf *, int, int *,
   94     struct sctp_chunkhdr *, int *);
   95 void sctp_queue_op_err(struct sctp_tcb *, struct mbuf *);
   96 
   97 int
   98 sctp_send_cookie_echo(struct mbuf *, int, struct sctp_tcb *,
   99     struct sctp_nets *);
  100 
  101 void sctp_send_cookie_ack(struct sctp_tcb *);
  102 
  103 void
  104 sctp_send_heartbeat_ack(struct sctp_tcb *, struct mbuf *, int, int,
  105     struct sctp_nets *);
  106 
  107 void
  108 sctp_remove_from_wheel(struct sctp_tcb *stcb,
  109     struct sctp_association *asoc,
  110     struct sctp_stream_out *strq, int holds_lock);
  111 
  112 
  113 void sctp_send_shutdown(struct sctp_tcb *, struct sctp_nets *);
  114 
  115 void sctp_send_shutdown_ack(struct sctp_tcb *, struct sctp_nets *);
  116 
  117 void sctp_send_shutdown_complete(struct sctp_tcb *, struct sctp_nets *, int);
  118 
  119 void 
  120 sctp_send_shutdown_complete2(struct mbuf *, int, struct sctphdr *,
  121     uint32_t, uint16_t);
  122 
  123 void sctp_send_asconf(struct sctp_tcb *, struct sctp_nets *, int addr_locked);
  124 
  125 void sctp_send_asconf_ack(struct sctp_tcb *);
  126 
  127 int sctp_get_frag_point(struct sctp_tcb *, struct sctp_association *);
  128 
  129 void sctp_toss_old_cookies(struct sctp_tcb *, struct sctp_association *);
  130 
  131 void sctp_toss_old_asconf(struct sctp_tcb *);
  132 
  133 void sctp_fix_ecn_echo(struct sctp_association *);
  134 
  135 void sctp_move_chunks_from_net(struct sctp_tcb *stcb, struct sctp_nets *net);
  136 
  137 int
  138 sctp_output(struct sctp_inpcb *, struct mbuf *, struct sockaddr *,
  139     struct mbuf *, struct thread *, int);
  140 
  141 void 
  142 sctp_chunk_output(struct sctp_inpcb *, struct sctp_tcb *, int, int
  143 #if !defined(__APPLE__) && !defined(SCTP_SO_LOCK_TESTING)
  144     SCTP_UNUSED
  145 #endif
  146 );
  147 void 
  148 sctp_send_abort_tcb(struct sctp_tcb *, struct mbuf *, int
  149 #if !defined(__APPLE__) && !defined(SCTP_SO_LOCK_TESTING)
  150     SCTP_UNUSED
  151 #endif
  152 );
  153 
  154 void send_forward_tsn(struct sctp_tcb *, struct sctp_association *);
  155 
  156 void sctp_send_sack(struct sctp_tcb *, int);
  157 
  158 void sctp_send_hb(struct sctp_tcb *, struct sctp_nets *, int);
  159 
  160 void sctp_send_ecn_echo(struct sctp_tcb *, struct sctp_nets *, uint32_t);
  161 
  162 
  163 void
  164 sctp_send_packet_dropped(struct sctp_tcb *, struct sctp_nets *, struct mbuf *,
  165     int, int);
  166 
  167 
  168 
  169 void sctp_send_cwr(struct sctp_tcb *, struct sctp_nets *, uint32_t, uint8_t);
  170 
  171 
  172 void
  173 sctp_add_stream_reset_out(struct sctp_tmit_chunk *chk,
  174     int number_entries, uint16_t * list,
  175     uint32_t seq, uint32_t resp_seq, uint32_t last_sent);
  176 
  177 void
  178 sctp_add_stream_reset_in(struct sctp_tmit_chunk *chk,
  179     int number_entries, uint16_t * list,
  180     uint32_t seq);
  181 
  182 void
  183 sctp_add_stream_reset_tsn(struct sctp_tmit_chunk *chk,
  184     uint32_t seq);
  185 
  186 void
  187 sctp_add_stream_reset_result(struct sctp_tmit_chunk *chk,
  188     uint32_t resp_seq, uint32_t result);
  189 
  190 void
  191 sctp_add_stream_reset_result_tsn(struct sctp_tmit_chunk *chk,
  192     uint32_t resp_seq, uint32_t result,
  193     uint32_t send_una, uint32_t recv_next);
  194 
  195 int
  196 sctp_send_str_reset_req(struct sctp_tcb *stcb,
  197     int number_entries,
  198     uint16_t * list,
  199     uint8_t send_out_req,
  200     uint32_t resp_seq,
  201     uint8_t send_in_req,
  202     uint8_t send_tsn_req,
  203     uint8_t add_str,
  204     uint16_t adding);
  205 
  206 
  207 void
  208 sctp_send_abort(struct mbuf *, int, struct sctphdr *, uint32_t,
  209     struct mbuf *, uint32_t, uint16_t);
  210 
  211 void sctp_send_operr_to(struct mbuf *, int, struct mbuf *, uint32_t, uint32_t, uint16_t);
  212 
  213 #endif                          /* _KERNEL || __Userspace__ */
  214 
  215 #if defined(_KERNEL) || defined (__Userspace__)
  216 int
  217 sctp_sosend(struct socket *so,
  218     struct sockaddr *addr,
  219     struct uio *uio,
  220     struct mbuf *top,
  221     struct mbuf *control,
  222     int flags,
  223     struct thread *p
  224 );
  225 
  226 #endif
  227 #endif

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